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Science

Which situation shows work being done?

Turning a pag

Reading a book

Resting a book against the wall

Holding a book

What is the formula for calculating work?

F=WD

W=FD

D=WF

How much work is being done if a force of 10N is used to move box 8meters?

10N

80Joules

80N

10Joules

Which is NOT an important safety rule in the lab?

Proper laboratory attire

Shoes untied

Eye protection

Electric safety

What are two products produced by photosynthesis?

Glucose,Carbon

Glucose,Oxygen

Carbon,Oxygen

Which of the following organisms can undergo photosynthesis?

Animals

Plants

Fungi

Energy is stored in the form of _____ during photosynthesis.

Light energy

Chemical energy

Sound energy

What is a Parasite?

An organism that produces its own food

An organism that lives off off the organism and benefits off the nutrients at the host expense

An organism that decomposes dead things

What is primary succession?

Occurs on preexisting soil

Occurs in the earth

Occurs without top soil

What is secondary succession?

Occurs on under ground

Occurs without topsoil

Occurs on preexsiting soil

What is a pioneer species?

What percent of energy is available to the organisms at the second tropic level

100%

10%

15%

What is biodiversity

First to colonize previously disrupted or damaged ecosystems

The variety of life on earth

Eats animals and plants

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